<?php
class Application_Form_Element_CategorySelect extends Zend_Form_Element_Select {
    public function init() {
        $CategoryTb = new Application_Model_DbTable_Categories();
        $this->addMultiOption(0, 'Selectionnez...');
        foreach ($CategoryTb->fetchAll() as $Category) {
            $this->addMultiOption($Category['id'], $Category['nom_categorie']);
        }
    }
}